Fix defaultmod.

OpenRA.Game/Graphics/SequenceProvider.cs

@@ -24,6 +24,8 @@ namespace OpenRA.Graphics
 		public static void Initialize(string[] sequenceFiles)
 		{
 			units = new Dictionary<string, Dictionary<string, Sequence>>();
+			if (sequenceFiles.Length == 0)
+				return;
 
 			var sequences = sequenceFiles
 				.Select(s => MiniYaml.FromFile(s))

mods/default/mod.yaml

@@ -1,30 +1,18 @@
 # Default Game Mod
 
 Folders:
-	./mods/default
-	./
-
-Packages:
-
+	.
+	mods/default
 Rules:
 	mods/default/system.yaml
-
-Sequences:
-	mods/default/sequences.xml
+Cursors:
+	mods/default/cursors.xml
 Assemblies:
 	mods/ra/OpenRA.Mods.RA.dll
-Weapons:
-
-Voices:
-
-Music:
-
 TileSets:
 	mods/default/tileset-dummy.yaml
-
 Chrome:
 	mods/default/chrome.xml:
-
 ChromeLayout:
 	mods/default/menus.yaml: